Bug 2427904 - CVE-2026-0716 libsoup3: Out-of-Bounds Read in libsoup WebSocket Frame Processing [fedora-43]
Summary: CVE-2026-0716 libsoup3: Out-of-Bounds Read in libsoup WebSocket Frame Process...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: libsoup3
Version: 43
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Gwyn Ciesla
QA Contact:
URL:
Whiteboard: {"flaws": ["4aa0eb85-bd58-4a92-9097-b...
Depends On:
Blocks: CVE-2026-0716
TreeView+ depends on / blocked
 
Reported: 2026-01-08 12:08 UTC by Abhishek Raj
Modified: 2026-08-27 01:10 UTC (History)
3 users (show)

Fixed In Version: libsoup3-3.6.6-4.fc43
Clone Of:
Environment:
Last Closed: 2026-08-27 01:10:42 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
GNOME Gitlab GNOME libsoup merge_requests 494 0 None merged websocket: Fix out-of-bounds read in process_frame 2026-03-19 13:59:10 UTC
GNOME Gitlab GNOME libsoup merge_requests 518 0 None opened websocket: Fix out-of-bounds read when reading unmasked frame 2026-03-19 13:59:10 UTC

Description Abhishek Raj 2026-01-08 12:08:43 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

The following link provides references to all essential vulnerability management information. If something is wrong or missing, please contact a member of PSIRT.
https://spaces.redhat.com/display/PRODSEC/Vulnerability+Management+-+Essential+Documents+for+Engineering+Teams

Comment 2 Fedora Update System 2026-08-14 13:58:33 UTC
FEDORA-2026-f3ca65c0c9 (libsoup3-3.6.6-4.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-f3ca65c0c9

Comment 3 Fedora Update System 2026-08-15 01:55:43 UTC
FEDORA-2026-f3ca65c0c9 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-f3ca65c0c9`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-f3ca65c0c9

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 4 Fedora Update System 2026-08-27 01:10:42 UTC
FEDORA-2026-f3ca65c0c9 (libsoup3-3.6.6-4.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.


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